package 面向对象;

public class FriendTest {
    public static void main(String[] args) {
        friend qwe = new friend();
        qwe.name = "天天";
        qwe.age = 20;
        qwe.height = 180.5;
        System.out.println(qwe.name);
        System.out.println(qwe.age);
        System.out.println(qwe.height);
        qwe.eat();
        qwe.sleep();
    }
}
